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单词 cofferdam
释义
N5923329cofferdamSpoken.0Fiction.1Magazine.15Newspaper.13Academic.0

cofferdam

/ˈkɒfədæm/
noun
a watertight enclosure pumped dry to permit construction work below the waterline, as when building bridges or repairing a ship
水下作业箱(用泵将水抽干的不透水空间, 用于在水面下进行的作业, 如造桥修船等), 潜水箱。
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更新时间:2025/2/14 21:28:16